ONICON F-2600 - Manual (Page 7)

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F-2600 & F-2700 Vortex Flow Meter Manual 02/15 - 0808-7 / 19204 Page 7
4.0 SERIAL COMMUNICATIONS ............................................................................71
4.1 HART Communications ..........................................................................71
4.1.1 Wiring .........................................................................................71
4.1.2 HART Commands with the DD Menu ......................................73
4.1.3 HART Commands with Generic DD Menu ...............................78
4.2 MODBUS Communications .....................................................................81
4.2.1 Wiring .........................................................................................81
4.2.2 Menu Items ................................................................................82
4.2.3 Register Definitions ....................................................................84
4.3 BACnet ...................................................................................................90
5.0 TROUBLESHOOTING AND REPAIR.................................................................91
5.1 Hidden Diagnostics Menus .....................................................................91
5.1.1 Level One Hidden Diagnostics Values ......................................93
5.5.2 Level Two Hidden Diagnostics Values ......................................94
5.2 Analog Output Calibration .....................................................................95
5.3 Troubleshooting the Flow Meter .............................................................96
5.4 First Check Items .....................................................................................96
5.5 Record Values ..........................................................................................96
5.6 Determine the Fault .................................................................................97
5.6.1 Symptom: Output at No Flow ...................................................97
5.6.2 Symptom: Erratic Output ..........................................................97
5.6.3 Symptom: No Output ................................................................99
5.6.4 Symptom: Meter Displays Temperature Fault ........................100
5.6.5 Symptom: Meter Displays Pressure Fault ...............................101
5.7 Electronics Assembly Replacement (All Meters) .................................102
5.8 Pressure Sensor Replacement (In-line Only) .......................................103
5.9 Returning Equipment to the Factory .....................................................103
A-1 APPENDIX A PRODUCT SPECIFICATIONS
B-1 APPENDIX B FLOW METER CALCULATIONS
C-1 APPENDIX C GLOSSARY